Guidelines for Fuel Additive Waivers and Alcohol-gasoline Blend Waivers.

Federal Motor Vehicle Safety Standards; Occupant Crash Protection, Seat Belt Reminder Systems.

Resetting NHTSA's Fuel Economy Program: Commercial Medium- and Heavy-duty On-highway Vehicles and Work Trucks.

Tampering Enforcement Policy Memoranda - Reference Emission Control Equipment.

Agency Information Collection Activities; Notice and Request for Comment; 49 CFR Part 564, Replaceable Light Source Dimensional Information Collection.

Agency Information Collection Activities; Notice and Request for Comment; 49 CFR Part 575.104; Uniform Tire Quality Grading Standard.

Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Request for Comment; Distraction: Personal Electronic Device.

Notice and Request for Comment; Proposal for a New United Nations Global Technical Regulation on Automated Driving Systems (ADS).

Drivers' Use of Camera-based Rear Visibility Systems Versus Traditional Mirrors.

Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Request for Comment; Crash Reporting Sampling System (CRSS), Non-traffic Surveillance (NTS), and Special Study Data Collection.